Cracking HP Probook Bios #2

After a failed attempt (see Unlocking my bios) to re-gain access to my HP-probook 5310m laptop due to a bios pre-boot authentication, I decided to give it another go.

First of all, we needed to dump the bios chip, but as it it is not easily accessible, we need to take the machine apart.

probook-insight

then I added some wires to the probook’s bios chip, but as it I couldn’t get consistent bios dumps, I removed the bios chip and soldered wires to it:probook chip wires soledered Continue reading Cracking HP Probook Bios #2